2100069447

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{507631}}^1$

素因数の和:507838

約数の個数: 16

約数和(自身を含む): 3216356352

約数和(自身を除く): 1116286905

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 507631, 1522893, 3553417, 10660251, 100003307, 300009921, 700023149, 2100069447]

約数ペア:

[(1, 2100069447), (3, 700023149), (7, 300009921), (21, 100003307), (197, 10660251), (591, 3553417), (1379, 1522893), (4137, 507631)]